<template>
  <div>
    <h3>Left组件</h3>
    <button @click="send">发送数据</button>
  </div>
</template>

<script>
import bus from '@/bus'
export default {
  methods: {
    send () {
      bus.$emit('share', 'zs')
    }
  }
}
</script>

<style>

</style>